Appalachian Trail Data Book 2009 Author:ed. This thirty-first edition, the 26th under the editing of Daniel Chazin, documents the new length of the Appalachian Trail at 2,178.3 miles. Each year, it sets the official distance for the legendary hiking path.A consolidation of the basic information from all 11 A.T. guidebooks into a lightweight table of distances between major Appalachian Tra... more »il shelters, road crossings, and features--divided according to the guidebook volumes and updated each fall to account for relocations, new or removed shelters, and other changes. Also keyed to maps.Indispensable for hiking the A.T., and the top-selling official guide to it.« less